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Question 52

A person stands 255 m from a vertical cliff face. They clap their hands loudly and hear an echo from the cliff.

The speed of sound in air is 340 m/s.

How long after clapping does the person hear the echo?

A

0.75 s0.75\text{ s}0.75 s

B

1.33 s1.33\text{ s}1.33 s

C

1.50 s1.50\text{ s}1.50 s

D

3.00 s3.00\text{ s}3.00 s

Markscheme

Sound Questions

  1. IGCSE
  2. /Physics
  3. /Sound

295 exam-style questions on CIE IGCSE Physics Sound, covering Sound. Each one has a worked solution and a mark scheme showing where the marks go.

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